:root{color-scheme:light;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--bg:#f5f6f8;--surface:#fff;--surface-2:#f8faf9;--border:#e0e5e4;--text:#182823;--muted:#596b64;--accent:#176047;--danger:#a32b39;--shadow:0 8px 32px rgba(24,40,35,.045)}
*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;min-height:100vh;color:var(--text);background:var(--bg);font-size:16px;line-height:1.65}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:4px}a,button,input,textarea,select{-webkit-tap-highlight-color:transparent}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.6;cursor:not-allowed}button:focus-visible,a:focus-visible{outline:3px solid #58a487;outline-offset:4px}
.skip-link{position:fixed;left:16px;top:-90px;padding:12px 20px;background:#fff;border:2px solid var(--accent);z-index:10}.skip-link:focus{top:16px}.workspace{display:grid;grid-template-columns:244px minmax(0,1fr);min-height:100vh}.sidebar{background:#102c23;color:#fff;padding:32px 24px;display:flex;flex-direction:column;gap:32px;position:sticky;top:0;height:100vh}.brand{display:flex;gap:12px;align-items:center;color:inherit}.brand:hover{text-decoration:none}.brand-mark{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;width:40px;height:40px;border-radius:12px;background:#c7efda;color:#143d2f;font-size:20px;font-weight:800;letter-spacing:-1px}.brand strong{display:block;line-height:1.2;font-size:17px;letter-spacing:-.4px}.brand small{display:block;font-size:10px;letter-spacing:1.8px;line-height:1.8;opacity:.75}.header-actions{display:flex;flex-direction:column;gap:6px}.header-actions a,.header-actions button{display:flex;align-items:center;gap:12px;width:100%;min-height:46px;border:0;border-radius:10px;padding:10px 14px;background:transparent;color:#d5e3dd;font-size:14px;font-weight:600;text-align:left}.header-actions a:hover,.header-actions button:hover{background:#1d4033;color:#fff;text-decoration:none}.header-actions a[aria-current=page]{background:#28533f;color:#fff}.nav-symbol{width:20px;font-size:17px;text-align:center;color:#a4d6bb}.header-actions form{margin:20px 0 0;padding-top:20px;border-top:1px solid #335044}.sidebar-foot{margin-top:auto;font-size:12px;color:#b5c9bf}.sidebar-foot p{margin:6px 0}.sidebar-foot a{color:#e0ece6}.sidebar-foot .edition{display:inline-flex;border:1px solid #436050;border-radius:6px;padding:2px 8px;font-size:11px;margin-bottom:10px}
.shell{width:min(100%,1080px);margin:0 auto;padding:40px 44px 32px;min-width:0}.topbar{margin-bottom:32px;padding-bottom:24px;border-bottom:1px solid var(--border)}.brand-block{min-width:0}h1{font-size:clamp(1.75rem,3.5vw,2.35rem);line-height:1.25;letter-spacing:-.8px;margin:8px 0 10px;overflow-wrap:anywhere}h2{font-size:1.3rem;line-height:1.4;letter-spacing:-.35px;margin:8px 0 16px}h3{line-height:1.4;letter-spacing:-.25px}p{margin:0 0 16px}.eyebrow{margin:0;color:var(--accent);font-weight:750;letter-spacing:1.4px;text-transform:uppercase;font-size:11px}.muted{color:var(--muted);margin:0;max-width:46rem}.card,.message,.mailbox-card{border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow)}.card,.message{border-radius:16px;padding:28px}.card+.card{margin-top:20px}.stack{display:grid;gap:16px}.row{display:flex;gap:20px;justify-content:space-between;align-items:flex-start}.subject{font-size:16px;line-height:1.5;font-weight:700;margin:0 0 8px;letter-spacing:-.15px;overflow-wrap:anywhere}.meta{color:var(--muted);font-size:13px;margin:0;line-height:1.7;overflow-wrap:anywhere}.badge{font-size:11px;border:1px solid var(--border);border-radius:6px;padding:4px 8px;color:#476253;background:#f4f8f5;white-space:nowrap}.message:hover{border-color:#9cbdac}.message a:hover{text-decoration:none}.message a:hover .subject{text-decoration:underline;text-underline-offset:3px}
label{display:block;font-size:14px;font-weight:650;margin-top:20px}input,select,textarea{display:block;width:100%;min-height:48px;padding:12px 14px;border:1px solid #b9c9c1;border-radius:9px;background:#fff;color:var(--text);margin:8px 0 16px;outline:none;line-height:1.5}input:focus,select:focus,textarea:focus{border-color:#267553;box-shadow:0 0 0 3px #e0efe7}textarea{min-height:200px;resize:vertical}.primary,.danger-button{display:inline-flex;align-items:center;justify-content:center;width:100%;min-height:48px;border:0;border-radius:9px;padding:12px 20px;background:var(--accent);color:#fff;font-size:14px;font-weight:700;letter-spacing:.1px;line-height:1.5}.primary:hover{background:#104c37}.ghost,.connection-action{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border:1px solid #bccdc3;border-radius:9px;padding:10px 16px;background:#fff;color:#214e3b;font-size:13px;font-weight:650;line-height:1.5}.ghost:hover,.connection-action:hover{background:#edf5f0;border-color:#719781;text-decoration:none}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0}.actions .primary{width:auto}.field{margin-bottom:20px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.manual-send-confirm{display:flex;gap:12px;align-items:flex-start;font-size:14px;line-height:1.65;margin:24px 0;font-weight:500}.manual-send-confirm input{min-height:20px;width:20px;height:20px;flex:0 0 auto;margin:3px 0 0;accent-color:var(--accent)}
.select-list.connections-list{grid-template-columns:1fr}.select-list.connections-list .connection-card+.connection-card{margin-top:0}details{border:1px solid var(--border);border-radius:10px;padding:18px}summary{cursor:pointer;font-size:14px;font-weight:650;min-height:24px}.select-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin:24px 0}.mailbox-card{display:block;border-radius:12px;padding:18px;min-width:0}.mailbox-card:hover{text-decoration:none;border-color:#6b9b80}.mailbox-card.active{border-color:#4f8d68;background:#f3faf5;box-shadow:0 0 0 1px #4f8d68}.mailbox-title{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;font-size:14px;font-weight:700;margin:0 0 8px;overflow-wrap:anywhere}.mailbox-meta{color:var(--muted);font-size:12px;margin:0;overflow-wrap:anywhere}.mailbox-state,.status{display:inline-flex;align-items:center;gap:8px;color:#196b42;font-size:13px;font-weight:650}.mailbox-state:before,.dot{content:"";width:7px;height:7px;flex:0 0 auto;border-radius:50%;background:#258157}.status{background:#edf7ef;border:1px solid #b6d7bf;border-radius:10px;padding:12px 16px;margin-bottom:20px;line-height:1.6}.error{background:#fff1f2;border:1px solid #e8bec3;color:#8b2130;border-radius:10px;padding:16px;margin-bottom:20px;line-height:1.65}.danger-note{color:#755321;background:#fbf7ed;border-radius:8px;padding:12px 16px;font-size:13px;line-height:1.65;margin-top:20px}.danger-button{background:#982936}.danger-button:hover{background:#7e202c}.back{display:inline-flex;align-items:center;color:var(--accent);margin-bottom:24px;font-size:13px;font-weight:650}.body{white-space:pre-wrap;overflow-wrap:anywhere;margin-top:28px;color:#283b32;line-height:1.9}.attachments{margin-top:28px;border-top:1px solid var(--border);padding-top:20px}.empty{text-align:center;color:var(--muted);padding:48px 24px}.connection-card{display:flex;align-items:center;justify-content:space-between;gap:20px;border:1px solid var(--border);border-radius:12px;padding:20px;background:#fff}.connection-card+.connection-card{margin-top:16px}.connection-name{font-weight:700;margin:0;overflow-wrap:anywhere}.connection-id{font-size:12px;color:var(--muted);margin:4px 0 0;overflow-wrap:anywhere}.connection-pill{font-size:11px;padding:4px 9px;border-radius:6px;background:#edf7ef;color:#25613f;border:1px solid #c2d9c8;white-space:nowrap}.connection-main{min-width:0;flex:1}.connection-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.connection-action.danger{color:#a22b39;border-color:#d9bbc0}.connection-lock{font-size:12px;color:#755321}.confirm-card{max-width:640px}
.onboarding-hero{display:flex;align-items:flex-start;justify-content:space-between;gap:28px;margin:0 0 28px}.trust-row{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}.trust-row span{font-size:11px;color:#426353;border:1px solid #c8d9cf;background:#edf5ef;border-radius:6px;padding:6px 10px}.provider-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.provider-card{display:flex;min-height:280px;flex-direction:column;border:1px solid var(--border);border-radius:16px;padding:28px;background:#fff;box-shadow:var(--shadow)}.provider-card:hover{border-color:#6b9b80;text-decoration:none}.provider-card.recommended{border-color:#789d85;background:#f8fcf9}.provider-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:28px}.provider-mark{display:inline-flex;width:44px;height:44px;align-items:center;justify-content:center;border-radius:12px;background:#eaf3ec;color:#305a41;font-size:13px;font-weight:750}.provider-badge{font-size:10px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;color:#315a40;background:#e4f1e6;border:1px solid #bfd5c4;border-radius:6px;padding:5px 8px}.provider-card h3{font-size:19px;margin:0 0 12px}.provider-card p{color:var(--muted);margin:0 0 20px}.provider-meta{color:var(--muted);font-size:12px;margin-top:auto;padding-top:20px;border-top:1px solid var(--border)}.provider-cta{display:inline-flex;color:var(--accent);font-weight:650;font-size:14px;margin-top:20px}.onboarding-card{max-width:740px;margin:0 auto}.step-label{display:inline-flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;font-weight:650;margin-bottom:24px}.step-label span{display:inline-flex;width:26px;height:26px;align-items:center;justify-content:center;border:1px solid #abc6b5;border-radius:50%;color:#27623f;background:#eff7f1}.optional{color:var(--muted);font-weight:400;font-size:12px;margin-left:6px}.preset-note{display:flex;gap:12px;border:1px solid #c1d5c7;background:#f0f7f2;border-radius:10px;padding:16px;margin:0 0 24px}.preset-note strong{font-size:14px}.preset-note p{color:#456351;font-size:13px;line-height:1.65;margin:6px 0 0}.preset-dot{width:8px;height:8px;border-radius:50%;background:#408455;flex:0 0 auto;margin-top:8px}code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.86em;background:#edf2ef;border:1px solid #d6e1da;border-radius:5px;padding:2px 5px;overflow-wrap:anywhere}.wrap-anywhere{overflow-wrap:anywhere}.space-top{margin-top:20px}.auth-header{width:min(100% - 48px,1120px);margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:32px 0;color:#1d4230}.auth-layout{padding:16px 24px 40px;min-height:calc(100vh - 210px)}.login{width:min(100%,480px);margin:16px auto;padding:32px}.login h1{font-size:28px;line-height:1.3;margin:12px 0}.login form{margin-top:24px}.login .card{padding:20px}.permission-list{padding:0;list-style:none;margin:24px 0}.permission-list li{padding:12px 0;border-bottom:1px solid var(--border)}.permission-list strong{display:block;font-size:14px}.permission-list span{display:block;font-size:13px;color:var(--muted)}.auth-identity{border:1px solid var(--border);border-radius:10px;padding:14px 16px;background:#f7faf8;font-size:13px;overflow-wrap:anywhere}.app-footer{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding-top:28px;margin-top:40px;border-top:1px solid var(--border);color:var(--muted);font-size:11px;line-height:1.8}.app-footer nav{display:flex;gap:16px;flex-wrap:wrap}.auth-layout+.app-footer{width:min(100% - 48px,960px);margin:0 auto;padding:20px 0 32px}.app-footer a{color:var(--muted)}.app-footer p{margin:0}.request-ref{display:block;font-size:10px;overflow-wrap:anywhere}footer:not(.app-footer){font-size:12px;color:var(--muted);margin-top:28px}
@media(max-width:1000px){.workspace{grid-template-columns:210px minmax(0,1fr)}.sidebar{padding:28px 18px}.shell{padding:32px 28px}.connection-card{align-items:flex-start;flex-wrap:wrap}.onboarding-hero{flex-direction:column}.trust-row{justify-content:flex-start}}
@media(max-width:760px){.workspace{display:block}.sidebar{position:static;height:auto;padding:20px;gap:20px}.sidebar .brand{max-width:240px}.header-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.header-actions a,.header-actions button{justify-content:center;gap:7px;padding:10px 8px;font-size:12px;min-height:44px}.header-actions form{margin:0;padding:0;border:0}.sidebar-foot{display:none}.shell{padding:28px 20px}.topbar{padding-bottom:20px;margin-bottom:24px}.card,.message{padding:22px}.field-row{grid-template-columns:1fr;gap:0}.provider-grid{grid-template-columns:1fr}.app-footer{flex-direction:column;gap:12px}.select-list{grid-template-columns:repeat(2,minmax(0,1fr))}.auth-header{padding:24px 0}.login{padding:28px}.auth-layout{padding:12px 20px 32px}.auth-layout+.app-footer{width:calc(100% - 40px)}}
@media(max-width:420px){.shell{padding:24px 16px}.sidebar{padding:18px 16px}.nav-symbol{display:none}.select-list{grid-template-columns:1fr}.row{gap:12px}.connection-card{padding:18px;flex-direction:column;gap:14px}.connection-actions{width:100%}.provider-card{padding:22px}.card,.message{padding:20px}.login{padding:24px}.auth-header{width:calc(100% - 40px)}.auth-header>a:last-child{font-size:12px}}
.billing-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:24px}.billing-grid .card+.card{margin-top:0}.plan-card{min-width:0}.plan-card ul{padding-left:20px;color:var(--muted);font-size:14px}.plan-card li{margin-bottom:10px}.usage-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:24px 0;padding:20px;background:var(--surface-2);border-radius:12px}.usage-grid strong{font-size:20px;overflow-wrap:anywhere}.steps{list-style:none;padding:0;margin:0}.steps li{display:flex;gap:16px;align-items:flex-start;padding:20px 0;border-bottom:1px solid var(--border)}.step-index{display:flex;align-items:center;justify-content:center;width:32px;height:32px;flex:0 0 auto;border-radius:50%;background:#e7f2ec;font-weight:700;color:var(--accent)}.steps h3{margin:0 0 6px;font-size:16px}@media(max-width:1000px){.billing-grid{grid-template-columns:1fr}.usage-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:no-preference){a,button{transition:background .15s ease,border-color .15s ease}}

/* User theme — browsers honor OS preference until the person chooses a mode. */
:root[data-theme="dark"]{color-scheme:dark;--bg:#0b1419;--surface:#14222a;--surface-2:#1c3038;--border:#344b55;--text:#e9f3f3;--muted:#b1c6cb;--accent:#93e4bd;--danger:#ff9fa8;--shadow:0 8px 32px rgba(0,0,0,.2)}
.auth-tools{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.theme-toggle{display:none;align-items:center;justify-content:center;gap:8px;min-height:44px;min-width:120px;padding:8px 12px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text);font-size:13px;font-weight:650;line-height:1.4}
.theme-ready .theme-toggle{display:inline-flex}.theme-toggle:hover{filter:brightness(1.08)}.theme-toggle:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.sidebar .theme-toggle{width:100%;border-color:#3e6a57;background:#173a30;color:#f1fff8}
:root[data-theme="dark"] .sidebar{background:#0b211e}
:root[data-theme="dark"] .sidebar .theme-toggle{background:#183a31;border-color:#5f9c7c;color:#edf9f2}
:root[data-theme="dark"] .header-actions a:hover,:root[data-theme="dark"] .header-actions button:hover{background:#234d3e;color:#fff}
:root[data-theme="dark"] .brand-mark{background:#345f4c;color:#f3fff8}
:root[data-theme="dark"] .sidebar-foot{color:#c4d8d1}
:root[data-theme="dark"] .sidebar-foot a{color:#d9f8e6}
:root[data-theme="dark"] .card,:root[data-theme="dark"] .message,:root[data-theme="dark"] .mailbox-card,:root[data-theme="dark"] .connection-card,:root[data-theme="dark"] .provider-card,:root[data-theme="dark"] .ghost,:root[data-theme="dark"] .connection-action{background:var(--surface);color:var(--text);border-color:var(--border)}
:root[data-theme="dark"] .mailbox-card.active,:root[data-theme="dark"] .provider-card.recommended{background:#193d35;border-color:#83d5b1}
:root[data-theme="dark"] .connection-action.danger{color:#ffadbc}
:root[data-theme="dark"] .badge,:root[data-theme="dark"] .connection-pill,:root[data-theme="dark"] .status,:root[data-theme="dark"] .trust-row span,:root[data-theme="dark"] .provider-mark,:root[data-theme="dark"] .provider-badge,:root[data-theme="dark"] .step-label span,:root[data-theme="dark"] .preset-note,:root[data-theme="dark"] .auth-identity,:root[data-theme="dark"] code{background:#224038;color:#d2f6e0;border-color:#406757}
:root[data-theme="dark"] .badge,:root[data-theme="dark"] .mailbox-state,:root[data-theme="dark"] .status,:root[data-theme="dark"] .connection-pill,:root[data-theme="dark"] .connection-id,:root[data-theme="dark"] .step-label,:root[data-theme="dark"] .provider-meta{color:#d3f0e0}
:root[data-theme="dark"] .trust-row span,:root[data-theme="dark"] .preset-note p,:root[data-theme="dark"] .body{color:#d1e5dd}
:root[data-theme="dark"] input,:root[data-theme="dark"] select,:root[data-theme="dark"] textarea{background:#102129;color:var(--text);border-color:#607882}
:root[data-theme="dark"] input:focus,:root[data-theme="dark"] select:focus,:root[data-theme="dark"] textarea:focus{border-color:#8de0b8;box-shadow:0 0 0 3px #345749}
:root[data-theme="dark"] .error{background:#46232c;border-color:#89545d;color:#ffccd0}
:root[data-theme="dark"] .danger-note{background:#433725;color:#ffe3b2}
:root[data-theme="dark"] .danger-button{background:#9f3f4e;color:#fff}
:root[data-theme="dark"] .primary{background:#206b4f;color:#fff}
:root[data-theme="dark"] .primary:hover{background:#2c8665}
:root[data-theme="dark"] .ghost:hover,:root[data-theme="dark"] .connection-action:hover{background:#233a42}
:root[data-theme="dark"] .onboarding-card,:root[data-theme="dark"] .confirm-card{color:var(--text)}
:root[data-theme="dark"] .auth-header{color:var(--text)}
@media(prefers-color-scheme:dark){:root:not([data-theme="light"]):not([data-theme="dark"]){color-scheme:dark;--bg:#0b1419;--surface:#14222a;--surface-2:#1c3038;--border:#344b55;--text:#e9f3f3;--muted:#b1c6cb;--accent:#93e4bd;--danger:#ff9fa8;--shadow:0 8px 32px rgba(0,0,0,.2)}}